oracle cloud free tier cloud shell

as well as your 2 oracle cloud free tier 1G oracle or ubuntu instances you also get access to a persistant 5G cloud shell

you can even run docker and develop python apps

https://docs.oracle.com/en-us/iaas/Content/API/Concepts/cloudshellintro.htm

https://docs.oracle.com/en-us/iaas/Content/API/Concepts/developerquickstarts.htm

https://github.com/oracle/oci-python-sdk

https://docs.oracle.com/en-us/iaas/tools/oci-cli/3.49.2/oci_cli_docs/